0
votes
2answers
82 views

Postfix mail server acting as an open relay

I'm trying to get postfix to work with mail clients (thunderbird / outlook), but the only way I can achieve it at the moment is by turning the mail server into an open relay, which is very bad, ...
0
votes
2answers
130 views

How to get Postfix to send mail from multiple domains?

I recently installed Webmin, Postfix, and Dovecot on a fresh Debian Wheezy system. Everything is working fine, except I'd like to know how I can configure Postfix to not only receive but also send ...
1
vote
1answer
113 views

Postfix security: Accepting emails for and sending emails from my domains only

I have a virtual server running Debian Wheezy, and I am trying to configure it as a Postfix mail server. I haven't found though any easy to follow tutorial on how to secure Postfix... and my mail.log ...
0
votes
1answer
60 views

Forward emails to a user

I am setting up my first mail server. In the past, I used an already configured Postfix setup that I am trying to replicate. Essentially I could create a user on the server, then add a rule into ...
0
votes
2answers
566 views

Mail set up in multiple domain server

I have a server with one IP and multiple domains. Using Webmin, Postfix and Dovecot. These domains are created automatically by webmin (and it creates the user, the user folder, database etc) but as ...
1
vote
0answers
53 views

sasl username some time send mails or sometime show error please check sasl username and password

I have a mail server (VPS) on CentOS 6.3. I have created a virtual server in virtualmin and I use this virtual server user as a SASL user for my mail server. After sending 50 to 100 emails using this ...
0
votes
1answer
277 views

postfix relayhost 'Recipient is not recognized. Relay access denied'

im trying to get webmin postfix to send emails through my smtp account with another email provider (in this case lavabit.com) im getting the error 'Recipient is not recognized. Relay access ...
0
votes
1answer
206 views

Error when trying to configure Postfox via Virtualmin/ Webmin on Ubuntu 12.04

I'm trying to configure Postfix on my server, but see the following error when trying to access the configuration module on Virtualmin: Error while checking current Postfix configuration. Please ...
1
vote
1answer
253 views

relay_domains seems to be ignored by postfix

I am trying to set up a perimeter spam and malware filter using CentOS/Postfix/SpamAssassin. Unfortunately, I am still stuck on the PostFix part. I've setup a new subdomain DNS with its own A/MX ...
1
vote
1answer
753 views

Virtualmin with Postfix configuration is insecure

I'm still learning using linux, so please bear with me. I have a setup on a debian server, with Virtualmin using Postfix for mail. It's just a standard Virtualmin setup and everything has basically ...
3
votes
1answer
788 views

How to ensure postfix delivers e-mail without looking locally first

I'm using postfix server with webmin, which means my web server is on the same machine. My mail setup is as follows: I have an external e-mail solution (paid for per mailbox) which I use and thus the ...
0
votes
1answer
811 views

Webmin/ SpamAssassin doesn't appear to be 'learning' from forwarded examples of spam

I have spamtrap@ and hamtrap@ addresses set up on my mail server and forward examples of spam to the spamtrap address. I was hoping that after a few examples, SpamAssassin would 'learn' to identify ...
0
votes
1answer
412 views

Rewrite outgoing mail subject to specific alias

I've created an alias group in Postfix (using webmin, fyi) but I also want it to prepend something to the subject. Any idea how I can do that?
0
votes
1answer
483 views

Migrate to exim from postfix

Is there any quick way to migrate from postfix to exim? If there is anything that can help me to retain the existing webmin configuration for user accounts etc and continue running exim would be a ...
0
votes
1answer
377 views

Webmin Monitoring - Sendmail and postfix

I have Webmin currently installed to help manage my CentOS server and I have configued it to send email alerts for different things, backups, service failures etc. However not one email is arriving in ...
0
votes
3answers
2k views

Postfix: relay access denied

I never got my SMTP service working, now i'm ready to try again. The server is a FreeBSD 8.1-RELEASE-p1, postfix was installed as part of the Webmin/Virtualmin install.sh I have read Postfix Virtual ...
0
votes
1answer
737 views

Postfix can't receive mail, Relay access denied

I'm currently having some troubles, i have recently setup a server with FreeBSD and Virtualmin/Webmin. I have somehow changed something yesterday, while trying to get the SMTP to work. But now the ...
2
votes
1answer
671 views

No longer receiving mails/able to send mails

I am unable to receive new mails (the connection between the client and the server runs fine, but the server is not getting new mails) I'm also unable to send new mails. I was setting up bandwith ...
1
vote
1answer
1k views

Configuring Mail Relay

I'm running Ubuntu Server 9.10 with Postfix and Webmin. I have created virtual hosts for 3 domains following this serverfault.com answer. But the mail isn't relaying out to the world. I have 3 ...
0
votes
3answers
3k views

Postfix configuration - Uing virtual min but server is bouncing back my mail

I have no experience in setting up postfix, and thought virtualmin minght do the legwork for me. Appears not. When I try to send mail to the domain (either abuse@xxxxxxxxxx.com domain@xxxxxxxxxxxx.com ...